Langer's Sudoku Assistant

4
6
8
5
7
3
1
9
2
3
7
1
2
6
9
5
4
8
2
9
5
8
1
4
3
7
6
9
3
6
7
5
4
2
8
1
1
5
7
8
9
2
6
3
4
4
2
8
1
6
3
7
5
9
8
4
9
3
2
7
6
1
5
7
1
5
9
8
6
4
2
3
6
3
2
5
4
1
9
8
7

 

Start Over

Take any Sudoku puzzle you are having trouble with -- or any one at all -- and enter the initial values. With each entry the proscribed options are eliminated for you

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